Yoga mat



FIG. 1 is a top view of a yoga mat according to the present invention;

FIG. 2 is a front view thereof; the rear view being a mirror image thereof; and,

FIG. 3 is a left side view; the right side view being a mirror image thereof.

The bottom view forms no part of the claimed design. 

CLAIM The ornamental design for a yoga mat, as shown and described. 